A pseudoaneurysm, also known as a false aneurysm, is a hematoma that forms as the result of a leaking hole in an artery. Note that the hematoma forms outside the arterial wall, so it is contained by the surrounding tissues. Also it must continue to communicate with the artery to be considered a pseudoaneurysm. This must be distinguished from a tru...
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http://en.wikipedia.org/wiki/Pseudoaneurysm
1. A cavity due to ruptured myocardial infarction that has been contained by an intact parietal pericardium and communicates with the left ventricle by a narrow neck, 2. A dilation of an artery with actual disruption of one or more layers of its walls, as at the site of puncture as a complication of precutaneous arterial catheterization, rather tha...
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http://www.encyclo.co.uk/local/20973
(soo″do-an´u-riz″әm) a condition resembling an aneurysm, but due to dilation or tortuosity of a vessel. Called also false or spurious aneurysm.
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http://www.encyclo.co.uk/local/21001
Type: Term Pronunciation: sū′dō-an′yū-rizm Definitions: 1. Pulsating, encapsulated hematoma in communication with the lumen of a ruptured vessel. 2. Ventricular pseudoaneurysm, a cardiac rupture contained and loculated by pericardium, which forms its external wall. 3. An aneurysm the walls of which consist of adventitia a...
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http://www.medilexicon.com/medicaldictionary.php?t=73309
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